/**
 * @Author: White York <Tuess>
 * @Date:   08-27-2017  01:04:45
 * @Email:  whiteyork@yahoo.com
 * @Last modified by:   Tuess
 * @Last modified time: 08-27-2017  16:21:26
 * @License: MIT
 */
console.log('hello login');
console.log(a);
